VN920PEP-E Просмотр технического описания (PDF) - STMicroelectronics

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производитель

VN920PEP-E

SINGLE CHANNEL HIGH SIDE DRIVER

STMicroelectronics 

Figure 24. PowerSSO-24 Thermal Impedance Junction Ambient Single Pulse

ZTH (°C/W)

100

10

VN920PEP-E

Footprint

8 cm2

1

0.1

0.01

0.0001 0.001

0.01

0.1

1

Time (s)

10

100

1000

Figure 25. Thermal Fitting Model of a Single

Channel HSD in PowerSSO-24

Pulse Calculation Formula

ZTHδ = RTH ⋅ δ + ZTHtp(1 – δ)

where δ = tp ⁄ T

Table 13. Thermal Parameter

Area/island (cm2)

R1(°C/W)

R2(°C/W)

R3( °C/W)

R4 (°C/W)

Footprint

8

0.012

0.05

0.65

4

R5 (°C/W)

R6 (°C/W)

C1(W.s/°C)

C2(W.s/°C)

C3 (W.s/°C)

C4 (W.s/°C)

C5 (W.s/°C)

C6 (W.s/°C)

13.5

37

22

0.0004

0.005

0.022

0.08

0.7

3

5

15/18

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